[INFO] fetching crate flattree 2.0.0...
[INFO] testing flattree-2.0.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate flattree 2.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate flattree 2.0.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flattree 2.0.0
[INFO] finished tweaking crates.io crate flattree 2.0.0
[INFO] tweaked toml for crates.io crate flattree 2.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20f3716cccd233367dd8eb28029627bf663cda0e0a84e1723ebf89bfb7a13e3f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "20f3716cccd233367dd8eb28029627bf663cda0e0a84e1723ebf89bfb7a13e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20f3716cccd233367dd8eb28029627bf663cda0e0a84e1723ebf89bfb7a13e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20f3716cccd233367dd8eb28029627bf663cda0e0a84e1723ebf89bfb7a13e3f", kill_on_drop: false }`
[INFO] [stdout] 20f3716cccd233367dd8eb28029627bf663cda0e0a84e1723ebf89bfb7a13e3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16731d7a2e363d5cd5e579159e7d9ac26e4e83eb5375815aa1806ca792b98f93
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "16731d7a2e363d5cd5e579159e7d9ac26e4e83eb5375815aa1806ca792b98f93", kill_on_drop: false }`
[INFO] [stderr]    Compiling flattree v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "16731d7a2e363d5cd5e579159e7d9ac26e4e83eb5375815aa1806ca792b98f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16731d7a2e363d5cd5e579159e7d9ac26e4e83eb5375815aa1806ca792b98f93", kill_on_drop: false }`
[INFO] [stdout] 16731d7a2e363d5cd5e579159e7d9ac26e4e83eb5375815aa1806ca792b98f93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aab04a288accc8f79341f5140d32d362e18f500a5c7ef3be7de6683db9768d35
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aab04a288accc8f79341f5140d32d362e18f500a5c7ef3be7de6683db9768d35", kill_on_drop: false }`
[INFO] [stderr]    Compiling flattree v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "aab04a288accc8f79341f5140d32d362e18f500a5c7ef3be7de6683db9768d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aab04a288accc8f79341f5140d32d362e18f500a5c7ef3be7de6683db9768d35", kill_on_drop: false }`
[INFO] [stdout] aab04a288accc8f79341f5140d32d362e18f500a5c7ef3be7de6683db9768d35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 53e966789652a956df7276efea47b41acdb76733d658adc8ae0d598f272eb0bc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "53e966789652a956df7276efea47b41acdb76733d658adc8ae0d598f272eb0bc", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 17 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/flattree-d1a7a1d3959ab601
[INFO] [stdout] test test_base_blocks ... ok
[INFO] [stdout] test test_child_to_parent_to_child ... ok
[INFO] [stdout] test test_children ... ok
[INFO] [stdout] test test_count ... ok
[INFO] [stdout] test test_full_roots ... ok
[INFO] [stdout] test test_parent_gt_int32 ... ok
[INFO] [stdout] test test_offsets ... ok
[INFO] [stdout] test test_iterator ... ok
[INFO] [stdout] test test_depths ... ok
[INFO] [stdout] test test_left_span ... ok
[INFO] [stdout] test test_left_child ... ok
[INFO] [stdout] test test_iterator_non_leaf_start ... ok
[INFO] [stdout] test test_right_child ... ok
[INFO] [stdout] test test_right_span ... ok
[INFO] [stdout] test test_parents ... ok
[INFO] [stderr]    Doc-tests flattree
[INFO] [stdout] test test_spans ... ok
[INFO] [stdout] test test_siblings ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "53e966789652a956df7276efea47b41acdb76733d658adc8ae0d598f272eb0bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53e966789652a956df7276efea47b41acdb76733d658adc8ae0d598f272eb0bc", kill_on_drop: false }`
[INFO] [stdout] 53e966789652a956df7276efea47b41acdb76733d658adc8ae0d598f272eb0bc